7 Machines for applying hot-melts and dispersion adhesives; hot-melt application machines; machine components for drum kettles, namely, drum unloaders; machine components, namely, applicator heads for hot-melts and dispersion adhesives; electronically operated applicator heads for gluing with dispersion adhesives; electro-pneumatic operated applicator heads for gluing with hot-melts; machine parts for gluing with polyurethane (PUR) adhesives, namely, applicators for PUR hot-melt and PUR cold-glue applicator machines; machine components and accessories for gluing with hot-melts, namely, application units, applicator heads, modules, nozzles, hoses, heating apparatus, pumps and sensors sold in connection therewith; glue application systems for rotary printing machines, comprising application heads for hot-melts and dispersion adhesives, machines for gluing book spines and bindings; machine components, namely, coating heads for coating surfaces with hot-melts; machine components, in particular modular coating heads in installations for coating hot-melts and dispersion adhesives; machine components, in particular for hot-melt and polyurethane (PUR) kettles; machine components for gluing with hot-melts, namely, polyurethane (PUR) and dispersion adhesives in the wood processing industry, namely, PUR hot-melt block melting units, namely, drum unloader and tank melting grills, electric glue guns, hot-melt glue guns; machine components for gluing machines with hot-melts, namely, profile coating machines, edge gluing machines, apparatus for repairing wood, namely, hot-melt melting units, electric glue guns, hot-melt guns; machine components for applying glue onto cardboard, corrugated cardboard and plastic, namely, hot-melt melting units, electric glue guns, hot-melt glue guns; machine components for gluing with hot-melts for labeling packaging, namely, hot-melt melting units, electric glue guns, hot-melt glue guns; machine components for the preparation and application of sealing and insulating materials, namely, hot-melt melting units, electric glue guns, hot-melt glue guns; hand-operated hot-melt applicators, namely, electric hand-operated applicators